def test1():
    for i in range(1, 5):
        print(i)
        for j in range(30, 35):

            if (j % 2 == 0):
                continue
            print(j)
        print("内嵌for循环结束")
        print("\n")
    print("外层for循环结束")


def tset():
    print("这是test2中的模块代码")
    return "111"

money = 2000
def test3():
    global money
    money = money + 1

def io():
    file = open("test.txt", 'w+' , -1,'utf-8')
    str = "中文测试，不然测试不出来"
    file.write(str)
    file.close()

io()